Kei vs Oliver

Baby Name Comparison — 2026

Kei

Boy #4,606 Most Popular 1 Syllable

Meaning

"joy, jubilation"

Origin: Japanese kanji 慶

Cultural Roots

Japanese American Hawaiian

Quick Stats

Popularity Rank
#4,606
Total SSA Count
22
Syllables
1
Formality
Moderate

Playground Safety Score

✓ All Clear
Full profile for Kei →

Oliver

Boy #3 Most Popular 3 Syllables

Meaning

"olive tree"

Origin: Latin

Cultural Roots

English French Scandinavian

Quick Stats

Popularity Rank
#3
Total SSA Count
15,343
Syllables
3
Formality
Moderate
Nicknames
Ollie, Oli

Playground Safety Score

✓ All Clear
Full profile for Oliver →

Popularity Comparison

Kei Rank #4,606
Oliver Rank #3

Oliver is more popular, ranked #3 vs #4606 for Kei.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kei ___

  • Kei James
  • Kei Alexander
  • Kei William
  • Kei Michael
  • Kei Lee
  • Kei Thomas

Oliver ___

  • Oliver James
  • Oliver Thomas
  • Oliver William
  • Oliver Henry
  • Oliver John
  • Oliver Benjamin

Sibling Name Ideas

Names that pair well as siblings.

If you choose Kei

Kai Ren Hiro Mia Yuki

If you choose Oliver

Olivia Charlotte Emma Sophia Amelia

Which Name Fits Your Family?

Answer 3 quick questions and we'll help you decide.

1. Which style feels more like your family?

Frequently Asked Questions

Is Kei or Oliver more popular?

Oliver is more popular, ranked #3 compared to Kei at #4606 in the United States.

What do Kei and Oliver mean?

Kei means "joy, jubilation" (Japanese kanji 慶 origin). Oliver means "olive tree" (Latin origin).

Are Kei and Oliver boy or girl names?

Kei is primarily a boy name. Oliver is primarily a boy name.

More Comparisons

Oliver vs Kei Kei vs Maximino Kei vs Phenix Kei vs Arcaius Kei vs Leib
← Full profile: Kei ← Full profile: Oliver Browse all baby names